<?php

/**
 * Field handler to provide simple renderer that turns a URL into a clickable link.
 */
class views_handler_field_accesslog_path extends views_handler_field {

    /**
     * Override init function to provide generic option to link to node.
     */
    function init(&$view, $options) {
        parent::init($view, $options);
        if (!empty($this->options['display_as_link'])) {
            $this->additional_fields['path'] = 'path';
        }
    }

    function option_definition() {
        $options = parent::option_definition();

        $options['display_as_link'] = array('default' => TRUE);

        return $options;
    }

    /**
     * Provide link to the page being visited.
     */
    function options_form(&$form, &$form_state) {
        parent::options_form($form, $form_state);
        $form['display_as_link'] = array(
            '#title' => t('Display as link'),
            '#type' => 'checkbox',
            '#default_value' => !empty($this->options['display_as_link']),
        );
    }

    function render($values) {
        $title = check_plain($values->{$this->field_alias});
        if (!empty($this->options['display_as_link'])) {
            return l($title, $values->{$this->aliases['path']}, array('html' => TRUE));
        } else {
            return $title;
        }
    }

}
